Pupils' chairs on metal frame type II adjustable numbers 2-4; 3-6

The chair frame is made of metal pipe 20x20x1,5 mm, the support is made in the form of two legs and a crosspiece made of profile pipe 40x20x1,5 mm. The frame and support are connected by a gas lift, which performs the function of height adjustment of the chair within five height groups. The gas lift has a force of 280 N, it is placed in a telescopic geometric form made of 40x40 and 50x50 mm profile steel pipes with a wall thickness of 2.0 mm between which there is a plastic compensating insert, thus preventing rotation of the chair base. The metal frame is coated with abrasion-resistant polymer powder paint, the ends are covered with plastic plugs to prevent injuries and damage to the floor covering. The backrest and seat are made of double-sided breathable plastic.
The maximum load on the chair is not more than 100kg.